Home / 56,747.20-85,132.95-17,308.30

Finding the Fourth Proportional to 56,747.20, 85,132.95 and 17,308.30

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Solution

The fourth proportional to 56,747.20, 85,132.95 and 17,308.30 is: 25,966.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,747.20 : 85,132.95 = 17,308.30 : x
  2. Step 2: Convert to fraction form
    56,747.20/85,132.95 = 17,308.30/x
  3. Step 3: Cross multiply
    56,747.20x = 85,132.95 × 17,308.30
  4. Step 4: Simplify right side
    56,747.20x = 1,473,506,638.49
  5. Step 5: Solve for x
    x = 1,473,506,638.49/56,747.20
  6. Step 6: Final answer
    x = 25,966.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.